| // { dg-additional-options "-O2" } | |
| // PR c++/82577 ICE when optimizing | |
| #if __cplusplus > 201500L | |
| // register is no longer a keyword in C++17. | |
| #define register | |
| #endif | |
| class a { | |
| public: | |
| int *b(); | |
| }; | |
| struct c { | |
| int d; | |
| a e; | |
| } f; | |
| void fn1(register c *g) { | |
| register int *h; | |
| do | |
| (h) = g->e.b() + (g)->d; | |
| while (&f); | |
| } |